[u-boot.git] / cmd / unzip.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2000
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 */

#include <common.h>
#include <command.h>
#include <env.h>
#include <gzip.h>
#include <part.h>

static int do_unzip(struct cmd_tbl *cmdtp, int flag, int argc,
		    char *const argv[])
{
	unsigned long src, dst;
	unsigned long src_len = ~0UL, dst_len = ~0UL;

	switch (argc) {
		case 4:
			dst_len = hextoul(argv[3], NULL);
			/* fall through */
		case 3:
			src = hextoul(argv[1], NULL);
			dst = hextoul(argv[2], NULL);
			break;
		default:
			return CMD_RET_USAGE;
	}

	if (gunzip((void *) dst, dst_len, (void *) src, &src_len) != 0)
		return 1;

	printf("Uncompressed size: %lu = 0x%lX\n", src_len, src_len);
	env_set_hex("filesize", src_len);

	return 0;
}

U_BOOT_CMD(
	unzip,	4,	1,	do_unzip,
	"unzip a memory region",
	"srcaddr dstaddr [dstsize]"
);

static int do_gzwrite(struct cmd_tbl *cmdtp, int flag,
		      int argc, char *const argv[])
{
	struct blk_desc *bdev;
	int ret;
	unsigned char *addr;
	unsigned long length;
	unsigned long writebuf = 1<<20;
	u64 startoffs = 0;
	u64 szexpected = 0;

	if (argc < 5)
		return CMD_RET_USAGE;
	ret = blk_get_device_by_str(argv[1], argv[2], &bdev);
	if (ret < 0)
		return CMD_RET_FAILURE;

	addr = (unsigned char *)hextoul(argv[3], NULL);
	length = hextoul(argv[4], NULL);

	if (5 < argc) {
		writebuf = hextoul(argv[5], NULL);
		if (6 < argc) {
			startoffs = simple_strtoull(argv[6], NULL, 16);
			if (7 < argc)
				szexpected = simple_strtoull(argv[7],
							     NULL, 16);
		}
	}

	ret = gzwrite(addr, length, bdev, writebuf, startoffs, szexpected);

	return ret ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
}

U_BOOT_CMD(
	gzwrite, 8, 0, do_gzwrite,
	"unzip and write memory to block device",
	"<interface> <dev> <addr> length [wbuf=1M [offs=0 [outsize=0]]]\n"
	"\twbuf is the size in bytes (hex) of write buffer\n"
	"\t\tand should be padded to erase size for SSDs\n"
	"\toffs is the output start offset in bytes (hex)\n"
	"\toutsize is the size of the expected output (hex bytes)\n"
	"\t\tand is required for files with uncompressed lengths\n"
	"\t\t4 GiB or larger\n"
);
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
c3d2a17c MF	2	/*
	3	* (C) Copyright 2000
	4	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
c3d2a17c MF	5	*/
	6
	7	#include <common.h>
	8	#include <command.h>
c7694dd4	9	#include <env.h>
0c670fc1	10	#include <gzip.h>
e6f6f9e6	11	#include <part.h>
c3d2a17c	12
09140113 SG	13	static int do_unzip(struct cmd_tbl *cmdtp, int flag, int argc,
09140113 SG	14	char *const argv[])
c3d2a17c MF	15	{
	16	unsigned long src, dst;
	17	unsigned long src_len = ~0UL, dst_len = ~0UL;
c3d2a17c MF	18
	19	switch (argc) {
	20	case 4:
7e5f460e	21	dst_len = hextoul(argv[3], NULL);
c3d2a17c MF	22	/* fall through */
c3d2a17c MF	23	case 3:
7e5f460e SG	24	src = hextoul(argv[1], NULL);
7e5f460e SG	25	dst = hextoul(argv[2], NULL);
c3d2a17c MF	26	break;
c3d2a17c MF	27	default:
4c12eeb8	28	return CMD_RET_USAGE;
c3d2a17c MF	29	}
	30
	31	if (gunzip((void ) dst, dst_len, (void ) src, &src_len) != 0)
	32	return 1;
	33
9ae2ddc8	34	printf("Uncompressed size: %lu = 0x%lX\n", src_len, src_len);
018f5303	35	env_set_hex("filesize", src_len);
c3d2a17c MF	36
	37	return 0;
	38	}
	39
	40	U_BOOT_CMD(
	41	unzip, 4, 1, do_unzip,
	42	"unzip a memory region",
	43	"srcaddr dstaddr [dstsize]"
	44	);
5d27223e	45
09140113 SG	46	static int do_gzwrite(struct cmd_tbl *cmdtp, int flag,
09140113 SG	47	int argc, char *const argv[])
5d27223e	48	{
4101f687	49	struct blk_desc *bdev;
5d27223e EN	50	int ret;
	51	unsigned char *addr;
	52	unsigned long length;
	53	unsigned long writebuf = 1<<20;
	54	u64 startoffs = 0;
	55	u64 szexpected = 0;
	56
	57	if (argc < 5)
	58	return CMD_RET_USAGE;
ebac37cf	59	ret = blk_get_device_by_str(argv[1], argv[2], &bdev);
5d27223e EN	60	if (ret < 0)
	61	return CMD_RET_FAILURE;
	62
7e5f460e SG	63	addr = (unsigned char *)hextoul(argv[3], NULL);
7e5f460e SG	64	length = hextoul(argv[4], NULL);
5d27223e EN	65
5d27223e EN	66	if (5 < argc) {
7e5f460e	67	writebuf = hextoul(argv[5], NULL);
5d27223e EN	68	if (6 < argc) {
	69	startoffs = simple_strtoull(argv[6], NULL, 16);
	70	if (7 < argc)
	71	szexpected = simple_strtoull(argv[7],
	72	NULL, 16);
	73	}
	74	}
	75
	76	ret = gzwrite(addr, length, bdev, writebuf, startoffs, szexpected);
	77
	78	return ret ? CMD_RET_FAILURE : CMD_RET_SUCCESS;
	79	}
	80
	81	U_BOOT_CMD(
	82	gzwrite, 8, 0, do_gzwrite,
	83	"unzip and write memory to block device",
	84	"<interface> <dev> <addr> length [wbuf=1M [offs=0 [outsize=0]]]\n"
	85	"\twbuf is the size in bytes (hex) of write buffer\n"
	86	"\t\tand should be padded to erase size for SSDs\n"
	87	"\toffs is the output start offset in bytes (hex)\n"
	88	"\toutsize is the size of the expected output (hex bytes)\n"
	89	"\t\tand is required for files with uncompressed lengths\n"
	90	"\t\t4 GiB or larger\n"
	91	);